:root{
  --bg:#FBFAF6;
  --bg-soft:#F1EEE5;
  --bg-deep:#14181F;
  --bg-deep-soft:#1E2431;
  --ink:#14181F;
  --ink-soft:#5C6470;
  --line:#E3DFD3;
  --line-deep:rgba(255,255,255,.12);
  --accent:#2A3F73;
  --accent-hover:#22335F;
  --warm:#D98A42;
  --warm-soft:#F5E4CE;
  --wrap:1120px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:'Manrope',system-ui,-apple-system,sans-serif;
  font-size:17px;line-height:1.6;
  color:var(--ink);background:var(--bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3{font-weight:800;line-height:1.15;letter-spacing:-0.01em}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
ol,ul{list-style:none}
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 24px;position:relative}

.eyebrow{font-size:13px;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:var(--accent);margin-bottom:14px;display:flex;align-items:center;gap:10px}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--warm)}
.section-title{font-size:clamp(26px,3.6vw,38px);margin-bottom:48px;max-width:18em}
.section-title.light{color:#fff}

/* buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  font-family:'Manrope';font-size:15.5px;font-weight:700;
  padding:15px 28px;border-radius:6px;border:1px solid transparent;
  transition:background .25s ease,color .25s ease,transform .2s ease,box-shadow .25s ease;
}
.btn-solid{background:var(--accent);color:#fff;box-shadow:0 1px 0 rgba(20,24,31,.04)}
.btn-solid:hover{background:var(--accent-hover);transform:translateY(-2px);box-shadow:0 10px 24px -8px rgba(42,63,115,.5)}
.btn-solid:active{transform:translateY(0)}
.link-inline{margin-left:18px;font-size:15px;color:var(--ink-soft);border-bottom:1px solid var(--line);padding-bottom:1px;transition:color .2s ease,border-color .2s ease}
.link-inline:hover{color:var(--accent);border-color:var(--accent)}

/* reveal */
.reveal{opacity:0;transform:translateY(14px);transition:opacity .65s cubic-bezier(.22,1,.36,1),transform .65s cubic-bezier(.22,1,.36,1)}
.reveal.in{opacity:1;transform:none}

/* header */
.header{position:sticky;top:0;z-index:100;background:rgba(251,250,246,.86);backdrop-filter:saturate(180%) blur(10px);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;gap:28px;height:76px}
.logo{display:flex;align-items:center;gap:11px;font-weight:800;font-size:16px}
.logo-mark{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:8px;background:var(--accent);color:#fff;
  font-size:13.5px;font-weight:800;letter-spacing:.02em;flex-shrink:0;
}
.footer-bottom .logo-mark{width:40px;height:40px;font-size:15px}
.nav{display:flex;align-items:center;gap:28px;margin-left:auto;font-size:15px;color:var(--ink-soft)}
.nav a:not(.nav-cta){position:relative;transition:color .2s ease}
.nav a:not(.nav-cta)::after{content:"";position:absolute;left:0;right:0;bottom:-6px;height:2px;background:var(--warm);transform:scaleX(0);transform-origin:left;transition:transform .25s ease}
.nav a:not(.nav-cta):hover{color:var(--ink)}
.nav a:not(.nav-cta):hover::after{transform:scaleX(1)}
.header-cta{padding:11px 20px;font-size:14.5px;margin-left:8px}
.nav-cta{display:none}
.burger{display:none;flex-direction:column;gap:5px;background:none;border:0;padding:8px;margin-left:12px}
.burger span{display:block;width:22px;height:2px;background:var(--ink);transition:transform .3s ease,opacity .3s ease}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* hero */
.hero{position:relative;padding:112px 0 100px;overflow:hidden}
.hero-bg{
  position:absolute;inset:0;z-index:0;pointer-events:none;
  background-image:radial-gradient(rgba(20,24,31,.07) 1px, transparent 1px);
  background-size:24px 24px;
  -webkit-mask-image:radial-gradient(ellipse 70% 60% at 68% 30%, #000 0%, transparent 78%);
  mask-image:radial-gradient(ellipse 70% 60% at 68% 30%, #000 0%, transparent 78%);
}
.hero-bg::after{
  content:"";position:absolute;top:-140px;right:-160px;width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle, rgba(42,63,115,.14), rgba(217,138,66,.08) 55%, transparent 75%);
}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:center;z-index:1}
.hero-text h1{font-size:clamp(32px,4.8vw,52px);max-width:13.5em;margin:20px 0 24px}
.hero-lead{font-size:19px;color:var(--ink-soft);max-width:32em;margin-bottom:38px}
.hero-cta{display:flex;align-items:center;flex-wrap:wrap;gap:6px}

/* top bar */
.top-bar{height:4px;background:var(--accent)}

/* hero mock — панель автоматического отчёта */
.hero-mock{display:flex;justify-content:center}
.mock-card{
  width:100%;max-width:380px;background:var(--bg);border:1px solid var(--line);border-radius:14px;
  padding:26px 26px 22px;box-shadow:0 24px 48px -28px rgba(20,24,31,.22);
}
.mock-head{display:flex;align-items:center;gap:6px;margin-bottom:20px}
.mock-dot{width:8px;height:8px;border-radius:50%;background:var(--line)}
.mock-title{margin-left:8px;font-size:13px;font-weight:700;color:var(--ink-soft)}
.mock-row{display:flex;align-items:center;justify-content:space-between;padding:13px 0;border-bottom:1px solid var(--line)}
.mock-label{font-size:14.5px;color:var(--ink-soft)}
.mock-value{font-size:18px;font-weight:800;font-variant-numeric:tabular-nums}
.mock-row-total{border-bottom:none}
.mock-row-total .mock-label{font-weight:700;color:var(--ink)}
.mock-row-total .mock-value{color:var(--accent);font-size:20px}
.mock-progress{height:6px;border-radius:99px;background:var(--bg-soft);overflow:hidden;margin-top:16px}
.mock-progress-fill{display:block;height:100%;width:0;background:var(--accent);border-radius:99px;transition:width 1.3s cubic-bezier(.22,1,.36,1)}
.mock-card.play .mock-progress-fill{width:100%}
.mock-done{margin-top:14px;font-size:13px;color:var(--ink-soft);opacity:0;transition:opacity .5s ease}
.mock-card.done .mock-done{opacity:1}

/* about */
.about{padding:88px 0}
.about-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:start}
.about-text p{color:var(--ink-soft);font-size:18px;max-width:32em}
.stack-label{font-size:13px;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--ink-soft);margin-bottom:16px}
.tag-list{display:flex;flex-wrap:wrap;gap:10px}
.tag{
  display:inline-flex;align-items:center;padding:8px 14px;border-radius:99px;
  background:var(--bg-soft);border:1px solid var(--line);
  font-size:13.5px;font-weight:600;color:var(--ink-soft);
  transition:background .2s ease,color .2s ease,border-color .2s ease;
}
.tag:hover{background:var(--warm-soft);color:var(--warm);border-color:transparent}
.tag-case{background:var(--warm-soft);color:var(--warm);border:none;font-size:12px;font-weight:700;margin-bottom:18px}

/* services */
.services{padding:92px 0;background:var(--bg-soft)}
.service-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.service-card{
  background:var(--bg);border:1px solid var(--line);border-radius:12px;padding:30px 28px;
  transition:transform .3s cubic-bezier(.22,1,.36,1),box-shadow .3s ease,border-color .3s ease;
}
.service-card:hover{transform:translateY(-4px);box-shadow:0 18px 34px -20px rgba(20,24,31,.28);border-color:transparent}
.service-num{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:38px;height:26px;padding:0 4px;border-radius:5px;
  background:var(--warm-soft);color:var(--warm);
  font-size:12.5px;font-weight:800;letter-spacing:.03em;margin-bottom:18px;
}
.service-card h3{font-size:20px;margin-bottom:10px}
.service-card p{color:var(--ink-soft);font-size:15.5px}
.service-list{margin-top:16px;padding-top:16px;border-top:1px solid var(--line)}
.service-list li{position:relative;padding-left:16px;font-size:14.5px;color:var(--ink-soft);margin-bottom:8px}
.service-list li:last-child{margin-bottom:0}
.service-list li::before{content:"";position:absolute;left:0;top:9px;width:6px;height:2px;background:var(--warm)}
.service-card-wide{grid-column:span 2}

/* cases */
.cases{padding:96px 0}
.case-grid{display:grid;grid-template-columns:1fr;gap:18px}
.case-card{
  position:relative;background:var(--bg);border:1px solid var(--line);border-radius:12px;padding:36px 40px;
  border-top:3px solid var(--accent);
  transition:transform .3s cubic-bezier(.22,1,.36,1),box-shadow .3s ease;
}
.case-card:nth-child(2n){border-top-color:var(--warm)}
.case-card:hover{transform:translateY(-4px);box-shadow:0 18px 34px -20px rgba(20,24,31,.28)}
.case-index{position:absolute;top:30px;right:32px;font-size:13px;font-weight:800;color:var(--line)}
.case-body{max-width:640px}
.case-label{font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--ink-soft);margin-top:20px}
.case-card .case-label:first-of-type{margin-top:0}
.case-text{margin-top:6px;font-size:16px}

/* process */
.process{padding:96px 0;background:var(--bg-soft)}
.steps-wrap{position:relative}
.steps-line{position:absolute;top:11px;left:0;right:0;height:2px;background:var(--line);z-index:0}
.steps-line::after{content:"";position:absolute;inset:0;background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform 1.1s cubic-bezier(.22,1,.36,1)}
.steps-line.grow::after{transform:scaleX(1)}
.steps{position:relative;z-index:1;display:grid;grid-template-columns:repeat(4,1fr);gap:32px}
.step-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:24px;height:24px;border-radius:6px;background:var(--accent);color:#fff;
  font-size:11.5px;font-weight:800;margin-bottom:18px;
}
.steps h3{font-size:19px;margin-bottom:10px}
.steps p{font-size:15px;color:var(--ink-soft)}
.process-note{
  margin-top:48px;font-size:17px;font-weight:700;padding:22px 26px;border-radius:10px;
  background:var(--bg);border:1px solid var(--line);border-left:3px solid var(--warm);max-width:44em;
}

/* faq */
.faq-section{padding:96px 0}
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  background:none;border:0;padding:24px 4px;text-align:left;cursor:pointer;
  font-family:'Manrope';font-size:18px;font-weight:700;color:var(--ink);
}
.faq-icon{position:relative;width:16px;height:16px;flex-shrink:0}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;top:50%;left:50%;background:var(--accent);transition:transform .3s ease}
.faq-icon::before{width:16px;height:2px;transform:translate(-50%,-50%)}
.faq-icon::after{width:2px;height:16px;transform:translate(-50%,-50%)}
.faq-item.open .faq-icon::after{transform:translate(-50%,-50%) rotate(90deg);opacity:0}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s cubic-bezier(.22,1,.36,1)}
.faq-a-inner{padding:0 4px 24px}
.faq-a-inner p{color:var(--ink-soft);font-size:15.5px;max-width:38em}

/* contacts / footer (dark) */
.contacts{padding:96px 0 48px;background:var(--bg-deep);color:#fff}
.contacts .eyebrow{color:var(--warm)}
.contacts .eyebrow::before{background:var(--warm)}
.contacts-lead{color:#B7BCC6;font-size:17px;max-width:34em;margin-bottom:36px}
.contact-links{border-top:1px solid var(--line-deep)}
.contact-row{position:relative;display:flex;align-items:center;gap:18px;padding:28px 4px;border-bottom:1px solid var(--line-deep);overflow:hidden}
.contact-row::before{content:"";position:absolute;inset:0;background:var(--bg-deep-soft);transform:scaleX(0);transform-origin:left;transition:transform .35s cubic-bezier(.22,1,.36,1);z-index:0}
.contact-row:hover::before{transform:scaleX(1)}
.contact-type{position:relative;z-index:1;width:110px;flex-shrink:0;font-size:13px;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:#8A90A0}
.contact-value{position:relative;z-index:1;font-size:24px;font-weight:800}
.contact-arrow{position:relative;z-index:1;margin-left:auto;font-size:20px;color:var(--warm);transform:translateX(-6px);opacity:0;transition:transform .3s ease,opacity .3s ease}
.contact-row:hover .contact-arrow{transform:translateX(0);opacity:1}
.footer-bottom{display:flex;align-items:center;gap:14px;margin-top:56px;padding-top:32px;border-top:1px solid var(--line-deep)}
.footer-bottom p{font-size:14px;color:#8A90A0}

/* responsive */
@media(max-width:1024px){
  .steps{grid-template-columns:repeat(2,1fr);gap:36px}
  .steps-line{display:none}
}
@media(max-width:900px){
  .hero-mock{display:none}
  .hero-grid{grid-template-columns:1fr}
  .about-grid{grid-template-columns:1fr;gap:32px}
}
@media(max-width:860px){
  .logo-name{display:none}
  .nav{display:none}
  .header.menu-open .nav{
    display:flex;flex-direction:column;align-items:flex-start;position:absolute;top:76px;left:0;right:0;
    background:var(--bg);border-bottom:1px solid var(--line);
    padding:20px 24px;gap:16px;font-size:16px
  }
  .burger{display:flex}
  .header-cta{display:none}
  .nav-cta{display:inline-flex;margin-top:6px}
}
@media(max-width:640px){
  body{font-size:16px}
  .hero{padding:44px 0 56px}
  .hero-cta{flex-direction:column;align-items:flex-start;gap:14px}
  .link-inline{margin-left:0}
  .service-grid,.case-grid{grid-template-columns:1fr}
  .service-card-wide{grid-column:span 1}
  .steps{grid-template-columns:1fr;gap:28px}
  .contact-type{width:auto}
  .contact-row{flex-wrap:wrap}
  .contact-value{font-size:19px}
  .case-index{display:none}
  .faq-q{font-size:16px;padding:20px 4px}
}

/* reduced motion */
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none;transition:none}
  .mock-progress-fill{transition:none !important;width:100% !important}
  .mock-done{transition:none !important;opacity:1 !important}
  .steps-line::after{transform:scaleX(1) !important;transition:none !important}
  .faq-a{transition:none !important}
  .service-card:hover,.case-card:hover{transform:none}
}